Mon Aug 26 18:36:54 1996 Martin M. Hunt <hunt@pizza.cygnus.com>

	* config/d10v/d10v.mt: New file.
	* config/d10v/tm-d10v.h: New file.
	* configure.in: New target D10V.
	* d10v-tdep.c: New file.

1 files changed, 153 insertions, 0 deletions

diff --git a/gdb/d10v-tdep.c b/gdb/d10v-tdep.c
new file mode 100644
index 0000000..0dc4c4d
--- /dev/null
+++ b/gdb/d10v-tdep.c
@@ -0,0 +1,153 @@
+/* Target-dependent code for MItsubishi D10V, for GDB.
+   Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of GDB.
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+/*  Contributed by Martin Hunt, hunt@cygnus.com */
+
+#include "defs.h"
+#include "frame.h"
+#include "obstack.h"
+#include "symtab.h"
+#include "gdbtypes.h"
+#include "gdbcmd.h"
+#include "gdbcore.h"
+#include "value.h"
+#include "inferior.h"
+#include "dis-asm.h"  
+
+void
+d10v_pop_frame ()
+{
+}
+
+CORE_ADDR
+d10v_skip_prologue (start_pc)
+     CORE_ADDR start_pc;
+{
+}
+ 
+CORE_ADDR
+d10v_frame_chain (frame)
+     struct frame_info *frame;
+{
+  if (!inside_entry_file (frame->pc))
+    return read_memory_integer (FRAME_FP (frame) + frame->f_offset, 4);
+  else
+    return 0;
+}  
+
+/* Put here the code to store, into a struct frame_saved_regs, the
+   addresses of the saved registers of frame described by FRAME_INFO.
+   This includes special registers such as pc and fp saved in special
+   ways in the stack frame.  sp is even more special: the address we
+   return for it IS the sp for the next frame. */
+void
+d10v_frame_find_saved_regs (fi, fsr)
+     struct frame_info *fi;
+     struct frame_saved_regs *fsr;
+{                             
+}
+
+void
+d10v_init_extra_frame_info (fromleaf, fi)
+     int fromleaf;
+     struct frame_info *fi;
+{
+  struct frame_saved_regs dummy;
+  if (fi->next)
+    fi->pc = fi->next->return_pc;
+  d10v_frame_find_saved_regs (fi, &dummy);
+}
+
+static void
+show_regs (args, from_tty)
+     char *args;
+     int from_tty;
+{
+  long long num1, num2;
+  printf_filtered ("PC=%04x (0x%x) PSW=%04x RPT_S=%04x RPT_E=%04x RPT_C=%04x\n",
+                   read_register (PC_REGNUM), read_register (PC_REGNUM) << 2,
+                   read_register (PSW_REGNUM),
+                   read_register (24),
+                   read_register (25),
+                   read_register (23));
+  printf_filtered ("R0-R7  %04x %04x %04x %04x %04x %04x %04x %04x\n",
+                   read_register (0),
+                   read_register (1),
+                   read_register (2),
+                   read_register (3),
+                   read_register (4),
+                   read_register (5),
+                   read_register (6),
+                   read_register (7));
+  printf_filtered ("R8-R15 %04x %04x %04x %04x %04x %04x %04x %04x\n",
+                   read_register (8), 
+                   read_register (9),
+                   read_register (10),
+                   read_register (11),
+                   read_register (12),
+                   read_register (13),
+                   read_register (14),
+                   read_register (15));
+  read_register_gen (A0_REGNUM, (char *)&num1);
+  read_register_gen (A0_REGNUM+1, (char *)&num2);
+  printf_filtered ("A0-A1  %010llx %010llx\n",num1, num2);
+}              
+
+void
+_initialize_d10v_tdep ()
+{
+  struct cmd_list_element *c;
+  tm_print_insn = print_insn_d10v;
+  add_com ("regs", class_vars, show_regs, "Print all registers");
+} 
+
+CORE_ADDR
+d10v_read_register_pid (regno, pid)
+     int regno, pid;
+{
+  int save_pid;
+  CORE_ADDR retval;
+
+  if (pid == inferior_pid)
+    return (read_register(regno)) << 2;
+
+  save_pid = inferior_pid;
+  inferior_pid = pid;
+  retval = read_register (regno);
+  inferior_pid = save_pid;
+  return (retval << 2);
+}
+
+void
+d10v_write_register_pid (regno, val, pid)
+     int regno;
+     LONGEST val;
+     int pid;
+{
+  int save_pid;
+
+  val >>= 2;
+
+  if (pid == inferior_pid)
+    {
+      write_register (regno, val);
+      return;
+    }
+
+  save_pid = inferior_pid;
+  inferior_pid = pid;
+  write_register (regno, val);
+  inferior_pid = save_pid;
+}